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About IR-4

Since 1963, the IR-4 Project
has been the major resource for supplying pest management tools for specialty crop growers by developing research data to support new EPA tolerances and labeled product uses

2016 IR-4 Year End Summary

2016 Annual Reort coming soon

IR-4 Vision 2020 Summary

IR-4 Vision 2020 (entire report)

2011 National Economic Impact
of the IR-4 Project and the IR-4 Project Programs
(updated 2012)

The IR-4 Project Over 50 Years of sustained Success
This article appeared in Volume 27 Number 1 of Outlooks on Pest Management, published by Research Information Ltd, and is made available here with the publisher's permission. Copies of OPM articles are available on the IngentaConnect platform at

This material is based upon work that is supported by the National Institute of Food and Agriculture, U.S. Department of Agriculture, under award number 2015-34383-23710 and the Hatch Multistate project accession number 1008823 through the New Jersey Agricultural Experiment Station Hatch Multistate project NJ27202, with substantial cooperation and support from other State Agricultural Experiment Stations, USDA-ARS, and USDA-FAS.

In accordance with Federal Law and U.S. Department of Agriculture policy, this institution is prohibited from discriminating on the basis of race, color, national origin, sex, age or disability.



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IR-4 Workshop /Conference Information/Research Plans

2017 Food Use Workshop
Denver, CO
September 20-21, 2017
Details coming soon

2017 Ornamental Horticulture Workshop
San Diego, CA
October 17-19, 2017
Details coming soon

IR-4 Project Headquarters
The State University of NJ
500 College Road East,
Suite 201 W
Princeton, NJ 08540
Phone 732.932.9575
Fax 609.514.2612




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